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The number of colors used by a proper edge coloring graph is called?(a) k edge coloring graph(b) x edge coloring graph(c) m edge coloring graph(d) n edge coloring graphI have been asked this question in an online interview.My enquiry is from Graph Coloring in portion Graph Coloring of Data Structures & Algorithms II

Answer»

Correct CHOICE is (a) k edge COLORING graph

To explain: A proper edge coloring graph ENSURES that no two incident edges has the same color. If it uses k colors in the PROCESS then it is called k coloring of graph.



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